Heidenhain TNC 620 (340 56x-02) Cycle programming User Manual

User’s Manual Cycle ProgrammingTNC 620NC Software340 560-02340 561-02340 564-02English (en)7/2009

10 Changed Functions of Software 340 56x-02Changed Functions of Software 340 56x-02 In Cycle 22 you can now define a tool name also for the coarse

100 Fixed Cycles: Tapping / Thread Milling4.4 TAPPING WITH CHIP BREAKING (Cycle 209, DIN/ISO: G209, AdvancedProgramming Features Software Option)Cycl

HEIDENHAIN TNC 620 1014.5 Fundamentals of Thread Milling4.5 Fundamentals of Thread MillingPrerequisites Your machine tool should feature internal spi

102 Fixed Cycles: Tapping / Thread Milling4.5 Fundamentals of Thread MillingDanger of collision!Always program the same algebraic sign for the infeed

HEIDENHAIN TNC 620 1034.6 THREAD MILLING (Cycle 262, DIN/ISO: G262, Advanced ProgrammingFeatures Software Option)4.6 THREAD MILLING (Cycle 262, DIN/IS

104 Fixed Cycles: Tapping / Thread Milling4.6 THREAD MILLING (Cycle 262, DIN/ISO: G262, Advanced ProgrammingFeatures Software Option)Please note whil

HEIDENHAIN TNC 620 1054.6 THREAD MILLING (Cycle 262, DIN/ISO: G262, Advanced ProgrammingFeatures Software Option)Cycle parametersU Nominal diameter Q3

106 Fixed Cycles: Tapping / Thread Milling4.7 THREAD MILLING/COUNTERSINKING (Cycle 263, DIN/ISO: G263,Advanced Programming Features Software Option)4

HEIDENHAIN TNC 620 1074.7 THREAD MILLING/COUNTERSINKING (Cycle 263, DIN/ISO: G263,Advanced Programming Features Software Option)Please note while prog

108 Fixed Cycles: Tapping / Thread Milling4.7 THREAD MILLING/COUNTERSINKING (Cycle 263, DIN/ISO: G263,Advanced Programming Features Software Option)C

HEIDENHAIN TNC 620 1094.7 THREAD MILLING/COUNTERSINKING (Cycle 263, DIN/ISO: G263,Advanced Programming Features Software Option)U Workpiece surface co

HEIDENHAIN TNC 620 11Table of ContentsFundamentals / Overviews1Using Fixed Cycles2Fixed Cycles: Drilling3Fixed Cycles: Tapping / Thread Milling4Fixed

110 Fixed Cycles: Tapping / Thread Milling4.8 THREAD DRILLING/MILLING (Cycle 264, DIN/ISO: G264, AdvancedProgramming Features Software Option)4.8 THR

HEIDENHAIN TNC 620 1114.8 THREAD DRILLING/MILLING (Cycle 264, DIN/ISO: G264, AdvancedProgramming Features Software Option)Please note while programmin

112 Fixed Cycles: Tapping / Thread Milling4.8 THREAD DRILLING/MILLING (Cycle 264, DIN/ISO: G264, AdvancedProgramming Features Software Option)Cycle p

HEIDENHAIN TNC 620 1134.8 THREAD DRILLING/MILLING (Cycle 264, DIN/ISO: G264, AdvancedProgramming Features Software Option)U Depth at front Q358 (incre

114 Fixed Cycles: Tapping / Thread Milling4.9 HELICAL THREAD DRILLING/MILLING (Cycle 265, DIN/ISO: G265,Advanced Programming Features Software Option

HEIDENHAIN TNC 620 1154.9 HELICAL THREAD DRILLING/MILLING (Cycle 265, DIN/ISO: G265,Advanced Programming Features Software Option)Please note while pr

116 Fixed Cycles: Tapping / Thread Milling4.9 HELICAL THREAD DRILLING/MILLING (Cycle 265, DIN/ISO: G265,Advanced Programming Features Software Option

HEIDENHAIN TNC 620 1174.9 HELICAL THREAD DRILLING/MILLING (Cycle 265, DIN/ISO: G265,Advanced Programming Features Software Option)U Workpiece surface

118 Fixed Cycles: Tapping / Thread Milling4.10 OUTSIDE THREAD MILLING (Cycle 267, DIN/ISO: G267, AdvancedProgramming Features Software Option)4.10 OU

HEIDENHAIN TNC 620 1194.10 OUTSIDE THREAD MILLING (Cycle 267, DIN/ISO: G267, AdvancedProgramming Features Software Option)Please note while programmin

120 Fixed Cycles: Tapping / Thread Milling4.10 OUTSIDE THREAD MILLING (Cycle 267, DIN/ISO: G267, AdvancedProgramming Features Software Option)Cycle p

HEIDENHAIN TNC 620 1214.10 OUTSIDE THREAD MILLING (Cycle 267, DIN/ISO: G267, AdvancedProgramming Features Software Option)U Setup clearance Q200 (incr

122 Fixed Cycles: Tapping / Thread Milling4.11 Programming Examples4.11 Programming ExamplesExample: Thread millingThe drill hole coordinates are sto

HEIDENHAIN TNC 620 1234.11 Programming Examples10 CYCL CALL PAT F5000 M3Cycle call in connection with point table TAB1.PNTFeed rate between points: 50

124 Fixed Cycles: Tapping / Thread Milling4.11 Programming ExamplesPoint table TAB1.PNTTAB1.PNTMMNRXYZ0+10+10+01+40+30+02+90+10+03+80+30+04+80+65+05+

Fixed Cycles: Pocket Milling / Stud Milling / Slot Milling

126 Fixed Cycles: Pocket Milling / Stud Milling / Slot Milling5.1 Fundamentals5.1 FundamentalsOverviewThe TNC offers 6 cycles for machining pockets,

HEIDENHAIN TNC 620 1275.2 RECTANGULAR POCKET (Cycle 251, DIN/ISO: G251, AdvancedProgramming Features Software Option)5.2 RECTANGULAR POCKET (Cycle 251

128 Fixed Cycles: Pocket Milling / Stud Milling / Slot Milling5.2 RECTANGULAR POCKET (Cycle 251, DIN/ISO: G251, AdvancedProgramming Features Software

HEIDENHAIN TNC 620 1295.2 RECTANGULAR POCKET (Cycle 251, DIN/ISO: G251, AdvancedProgramming Features Software Option)Cycle parametersU Machining opera

HEIDENHAIN TNC 620 131.1 Introduction ... 361.2 Available Cycle Groups ... 37Overview of fixed cycles ... 37Overview of touch probe cycles ...

130 Fixed Cycles: Pocket Milling / Stud Milling / Slot Milling5.2 RECTANGULAR POCKET (Cycle 251, DIN/ISO: G251, AdvancedProgramming Features Software

HEIDENHAIN TNC 620 1315.2 RECTANGULAR POCKET (Cycle 251, DIN/ISO: G251, AdvancedProgramming Features Software Option)U Path overlap factor Q370: Q370

132 Fixed Cycles: Pocket Milling / Stud Milling / Slot Milling5.3 CIRCULAR POCKET (Cycle 252, DIN/ISO: G252, Advanced ProgrammingFeatures Software Op

HEIDENHAIN TNC 620 1335.3 CIRCULAR POCKET (Cycle 252, DIN/ISO: G252, Advanced ProgrammingFeatures Software Option)Please note while programming:With a

134 Fixed Cycles: Pocket Milling / Stud Milling / Slot Milling5.3 CIRCULAR POCKET (Cycle 252, DIN/ISO: G252, Advanced ProgrammingFeatures Software Op

HEIDENHAIN TNC 620 1355.3 CIRCULAR POCKET (Cycle 252, DIN/ISO: G252, Advanced ProgrammingFeatures Software Option)U Setup clearance Q200 (incremental)

136 Fixed Cycles: Pocket Milling / Stud Milling / Slot Milling5.4 SLOT MILLING (Cycle 253, DIN/ISO: G253, Advanced ProgrammingFeatures Software Optio

HEIDENHAIN TNC 620 1375.4 SLOT MILLING (Cycle 253, DIN/ISO: G253, Advanced ProgrammingFeatures Software Option)Please note while programming:With an i

138 Fixed Cycles: Pocket Milling / Stud Milling / Slot Milling5.4 SLOT MILLING (Cycle 253, DIN/ISO: G253, Advanced ProgrammingFeatures Software Optio

HEIDENHAIN TNC 620 1395.4 SLOT MILLING (Cycle 253, DIN/ISO: G253, Advanced ProgrammingFeatures Software Option)U Depth Q201 (incremental): Distance be

142.1 Working with Fixed Cycles ... 40Machine-specific cycles (Advanced programming features software option) ... 40Defining a cycle using soft ke

140 Fixed Cycles: Pocket Milling / Stud Milling / Slot Milling5.4 SLOT MILLING (Cycle 253, DIN/ISO: G253, Advanced ProgrammingFeatures Software Optio

HEIDENHAIN TNC 620 1415.5 CIRCULAR SLOT (Cycle 254, DIN/ISO: G254, Advanced ProgrammingFeatures Software Option)5.5 CIRCULAR SLOT (Cycle 254, DIN/ISO:

142 Fixed Cycles: Pocket Milling / Stud Milling / Slot Milling5.5 CIRCULAR SLOT (Cycle 254, DIN/ISO: G254, Advanced ProgrammingFeatures Software Opti

HEIDENHAIN TNC 620 1435.5 CIRCULAR SLOT (Cycle 254, DIN/ISO: G254, Advanced ProgrammingFeatures Software Option)Cycle parametersU Machining operation

144 Fixed Cycles: Pocket Milling / Stud Milling / Slot Milling5.5 CIRCULAR SLOT (Cycle 254, DIN/ISO: G254, Advanced ProgrammingFeatures Software Opti

HEIDENHAIN TNC 620 1455.5 CIRCULAR SLOT (Cycle 254, DIN/ISO: G254, Advanced ProgrammingFeatures Software Option)U Setup clearance Q200 (incremental):

146 Fixed Cycles: Pocket Milling / Stud Milling / Slot Milling5.6 RECTANGULAR STUD (Cycle 256, DIN/ISO: G256, Advanced ProgrammingFeatures Software O

HEIDENHAIN TNC 620 1475.6 RECTANGULAR STUD (Cycle 256, DIN/ISO: G256, Advanced ProgrammingFeatures Software Option)Please note while programming:Pre-p

148 Fixed Cycles: Pocket Milling / Stud Milling / Slot Milling5.6 RECTANGULAR STUD (Cycle 256, DIN/ISO: G256, Advanced ProgrammingFeatures Software O

HEIDENHAIN TNC 620 1495.6 RECTANGULAR STUD (Cycle 256, DIN/ISO: G256, Advanced ProgrammingFeatures Software Option)U Feed rate for milling Q207: Trave

HEIDENHAIN TNC 620 153.1 Fundamentals ... 58Overview ... 583.2 CENTERING (Cycle 240, DIN/ISO: G240, Advanced Programming Features Software Option)

150 Fixed Cycles: Pocket Milling / Stud Milling / Slot Milling5.7 CIRCULAR STUD (Cycle 257, DIN/ISO: G257, Advanced ProgrammingFeatures Software Opti

HEIDENHAIN TNC 620 1515.7 CIRCULAR STUD (Cycle 257, DIN/ISO: G257, Advanced ProgrammingFeatures Software Option)Please note while programming:Pre-posi

152 Fixed Cycles: Pocket Milling / Stud Milling / Slot Milling5.7 CIRCULAR STUD (Cycle 257, DIN/ISO: G257, Advanced ProgrammingFeatures Software Opti

HEIDENHAIN TNC 620 1535.7 CIRCULAR STUD (Cycle 257, DIN/ISO: G257, Advanced ProgrammingFeatures Software Option)U Depth Q201 (incremental): Distance b

154 Fixed Cycles: Pocket Milling / Stud Milling / Slot Milling5.8 Programming Examples5.8 Programming ExamplesExample: Milling pockets, studs and slo

HEIDENHAIN TNC 620 1555.8 Programming Examples5 CYCL DEF 256 RECTANGULAR STUDDefine cycle for machining the contour outsideQ218=90 ;FIRST SIDE LENGTHQ

156 Fixed Cycles: Pocket Milling / Stud Milling / Slot Milling5.8 Programming Examples10 TOLL CALL 2 Z S5000Call slotting mill11 CYCL DEF 254 CIRCULA

Fixed Cycles: Pattern Definitions

158 Fixed Cycles: Pattern Definitions6.1 Fundamentals6.1 FundamentalsOverviewThe TNC provides two cycles for machining point patterns directly:You ca

HEIDENHAIN TNC 620 1596.2 CIRCULAR PATTERN (Cycle 220, DIN/ISO: G220, Advanced ProgrammingFeatures Software Option)6.2 CIRCULAR PATTERN (Cycle 220, DI

164.1 Fundamentals ... 92Overview ... 924.2 TAPPING NEW with a Floating Tap Holder (Cycle 206, DIN/ISO: G206) ... 93Cycle run ... 93Please not

160 Fixed Cycles: Pattern Definitions6.2 CIRCULAR PATTERN (Cycle 220, DIN/ISO: G220, Advanced ProgrammingFeatures Software Option)Cycle parametersU C

HEIDENHAIN TNC 620 1616.2 CIRCULAR PATTERN (Cycle 220, DIN/ISO: G220, Advanced ProgrammingFeatures Software Option)U Setup clearance Q200 (incremental

162 Fixed Cycles: Pattern Definitions6.3 LINEAR PATTERN (Cycle 221, DIN/ISO: G221, Advanced ProgrammingFeatures Software Option)6.3 LINEAR PATTERN (C

HEIDENHAIN TNC 620 1636.3 LINEAR PATTERN (Cycle 221, DIN/ISO: G221, Advanced ProgrammingFeatures Software Option)Cycle parametersU Starting point 1st

164 Fixed Cycles: Pattern Definitions6.4 Programming Examples6.4 Programming ExamplesExample: Circular hole patterns0 BEGIN PGM PATTERN MM1 BLK FORM

HEIDENHAIN TNC 620 1656.4 Programming Examples6 CYCLE DEF 220 POLAR PATTERNDefine cycle for circular pattern 1, CYCL 200 is called automatically.Q216=

166 Fixed Cycles: Pattern Definitions6.4 Programming Examples

Fixed Cycles: Contour Pocket

168 Fixed Cycles: Contour Pocket7.1 SL Cycles7.1 SL CyclesFundamentalsSL cycles enable you to form complex contours by combining up to 12 subcontours

HEIDENHAIN TNC 620 1697.1 SL CyclesCharacteristics of the fixed cycles The TNC automatically positions the tool to the setup clearance before a cycle

HEIDENHAIN TNC 620 175.1 Fundamentals ... 126Overview ... 1265.2 RECTANGULAR POCKET (Cycle 251, DIN/ISO: G251, Advanced Programming Features Softw

170 Fixed Cycles: Contour Pocket7.1 SL CyclesOverviewEnhanced cycles:Cycle Soft key Page14 CONTOUR GEOMETRY (essential) Page 17120 CONTOUR DATA (esse

HEIDENHAIN TNC 620 1717.2 CONTOUR GEOMETRY (Cycle 14, DIN/ISO: G37)7.2 CONTOUR GEOMETRY (Cycle 14, DIN/ISO: G37)Please note while programming:All subp

172 Fixed Cycles: Contour Pocket7.3 Overlapping Contours7.3 Overlapping ContoursFundamentalsPockets and islands can be overlapped to form a new conto

HEIDENHAIN TNC 620 1737.3 Overlapping ContoursSubprograms: overlapping pocketsPockets A and B overlap.The TNC calculates the points of intersection S1

174 Fixed Cycles: Contour Pocket7.3 Overlapping ContoursArea of inclusionBoth surfaces A and B are to be machined, including the overlapping area: T

HEIDENHAIN TNC 620 1757.3 Overlapping ContoursArea of exclusionSurface A is to be machined without the portion overlapped by B: Surface A must be a p

176 Fixed Cycles: Contour Pocket7.4 CONTOUR DATA (Cycle 20, DIN/ISO: G120, Advanced ProgrammingFeatures Software Option)7.4 CONTOUR DATA (Cycle 20, D

HEIDENHAIN TNC 620 1777.4 CONTOUR DATA (Cycle 20, DIN/ISO: G120, Advanced ProgrammingFeatures Software Option)Cycle parametersU Milling depth Q1 (incr

178 Fixed Cycles: Contour Pocket7.5 PILOT DRILLING (Cycle 21, DIN/ISO: G121, Advanced ProgrammingFeatures Software Option)7.5 PILOT DRILLING (Cycle 2

HEIDENHAIN TNC 620 1797.5 PILOT DRILLING (Cycle 21, DIN/ISO: G121, Advanced ProgrammingFeatures Software Option)Cycle parametersU Plunging depth Q10 (

186.1 Fundamentals ... 158Overview ... 1586.2 CIRCULAR PATTERN (Cycle 220, DIN/ISO: G220, Advanced Programming Features Software Option) ... 159

180 Fixed Cycles: Contour Pocket7.6 ROUGH-OUT (Cycle 22, DIN/ISO: G122, Advanced Programming FeaturesSoftware Option)7.6 ROUGH-OUT (Cycle 22, DIN/ISO

HEIDENHAIN TNC 620 1817.6 ROUGH-OUT (Cycle 22, DIN/ISO: G122, Advanced Programming FeaturesSoftware Option)Please note while programming:This cycle re

182 Fixed Cycles: Contour Pocket7.6 ROUGH-OUT (Cycle 22, DIN/ISO: G122, Advanced Programming FeaturesSoftware Option)Cycle parametersU Plunging depth

HEIDENHAIN TNC 620 1837.7 FLOOR FINISHING (Cycle 23, DIN/ISO: G123, Advanced ProgrammingFeatures Software Option)7.7 FLOOR FINISHING (Cycle 23, DIN/IS

184 Fixed Cycles: Contour Pocket7.8 SIDE FINISHING (Cycle 24, DIN/ISO: G124, Advanced ProgrammingFeatures Software Option)7.8 SIDE FINISHING (Cycle 2

HEIDENHAIN TNC 620 1857.8 SIDE FINISHING (Cycle 24, DIN/ISO: G124, Advanced ProgrammingFeatures Software Option)Cycle parametersU Direction of rotatio

186 Fixed Cycles: Contour Pocket7.9 CONTOUR TRAIN (Cycle 25, DIN/ISO: G125, Advanced ProgrammingFeatures Software Option)7.9 CONTOUR TRAIN (Cycle 25,

HEIDENHAIN TNC 620 1877.9 CONTOUR TRAIN (Cycle 25, DIN/ISO: G125, Advanced ProgrammingFeatures Software Option)Cycle parametersU Milling depth Q1 (inc

188 Fixed Cycles: Contour Pocket7.10 Programming Examples7.10 Programming ExamplesExample: Roughing-out and fine-roughing a pocket0 BEGIN PGM C20 MM1

HEIDENHAIN TNC 620 1897.10 Programming Examples8 CYCL DEF 22 ROUGH-OUTCycle definition: Coarse roughingQ10=5 ;PLUNGING DEPTHQ11=100 ;FEED RATE FOR PLN

HEIDENHAIN TNC 620 197.1 SL Cycles ... 168Fundamentals ... 168Overview ... 1707.2 CONTOUR GEOMETRY (Cycle 14, DIN/ISO: G37) ... 171Please note

190 Fixed Cycles: Contour Pocket7.10 Programming ExamplesExample: Pilot drilling, roughing-out and finishing overlapping contours0 BEGIN PGM C21 MM1

HEIDENHAIN TNC 620 1917.10 Programming Examples8 CYCL DEF 21 PILOT DRILLINGCycle definition: Pilot drillingQ10=5 ;PLUNGING DEPTHQ11=250 ;FEED RATE FOR

192 Fixed Cycles: Contour Pocket7.10 Programming Examples19 LBL 1Contour subprogram 1: left pocket20 CC X+35 Y+5021 L X+10 Y+50 RR22CX+10DR-23 LBL 02

HEIDENHAIN TNC 620 1937.10 Programming ExamplesExample: Contour train0 BEGIN PGM C25 MM1 BLK FORM 0.1 Z X+0 Y+0 Z-40Definition of workpiece blank2 BLK

194 Fixed Cycles: Contour Pocket7.10 Programming Examples10 LBL 1Contour subprogram11 L X+0 Y+15 RL12 L X+5 Y+2013 CT X+5 Y+7514LY+9515 RND R7.516LX+

Fixed Cycles: Cylindrical Surface

196 Fixed Cycles: Cylindrical Surface8.1 Fundamentals8.1 FundamentalsOverview of cylindrical surface cyclesCycle Soft key Page27 CYLINDER SURFACE Pag

HEIDENHAIN TNC 620 1978.2 CYLINDER SURFACE (Cycle 27, DIN/ISO: G127, Software Option 1)8.2 CYLINDER SURFACE (Cycle 27, DIN/ISO: G127, Software Option

198 Fixed Cycles: Cylindrical Surface8.2 CYLINDER SURFACE (Cycle 27, DIN/ISO: G127, Software Option 1)Please note while programming:The machine and T

HEIDENHAIN TNC 620 1998.2 CYLINDER SURFACE (Cycle 27, DIN/ISO: G127, Software Option 1)Cycle parametersU Milling depth Q1 (incremental): Distance betw

208.1 Fundamentals ... 196Overview of cylindrical surface cycles ... 1968.2 CYLINDER SURFACE (Cycle 27, DIN/ISO: G127, Software Option 1) ... 19

200 Fixed Cycles: Cylindrical Surface8.3 CYLINDER SURFACE Slot Milling (Cycle 28, DIN/ISO: G128,Software-Option 1)8.3 CYLINDER SURFACE Slot Milling (

HEIDENHAIN TNC 620 2018.3 CYLINDER SURFACE Slot Milling (Cycle 28, DIN/ISO: G128,Software-Option 1)Please note while programming:The machine and TNC m

202 Fixed Cycles: Cylindrical Surface8.3 CYLINDER SURFACE Slot Milling (Cycle 28, DIN/ISO: G128,Software-Option 1)Cycle parametersU Milling depth Q1

HEIDENHAIN TNC 620 2038.4 CYLINDER SURFACE Ridge Milling (Cycle 29, DIN/ISO: G129, SoftwareOption 1)8.4 CYLINDER SURFACE Ridge Milling (Cycle 29, DIN/

204 Fixed Cycles: Cylindrical Surface8.4 CYLINDER SURFACE Ridge Milling (Cycle 29, DIN/ISO: G129, SoftwareOption 1)Please note while programming:The

HEIDENHAIN TNC 620 2058.4 CYLINDER SURFACE Ridge Milling (Cycle 29, DIN/ISO: G129, SoftwareOption 1)Cycle parametersU Milling depth Q1 (incremental):

206 Fixed Cycles: Cylindrical Surface8.5 Programming Examples8.5 Programming ExamplesExample: Cylinder surface with Cycle 27Notes: Machine with B he

HEIDENHAIN TNC 620 2078.5 Programming Examples10 LBL 1Contour subprogram, description of the midpoint path11 L X+40 Y+0 RRData for the rotary axis are

208 Fixed Cycles: Cylindrical Surface8.5 Programming ExamplesExample: Cylinder surface with Cycle 28Note: Machine with B head and C table Cylinder

HEIDENHAIN TNC 620 2098.5 Programming Examples10 LBL 1Contour subprogram11 L X+40 Y+20 RLData for the rotary axis are entered in mm (Q17=1)12 L X+5013

HEIDENHAIN TNC 620 219.1 SL Cycles with Complex Contour Formula ... 212Fundamentals ... 212Selecting a program with contour definitions ... 214D

210 Fixed Cycles: Cylindrical Surface8.5 Programming Examples

Fixed Cycles: Contour Pocket with Contour Formula

212 Fixed Cycles: Contour Pocket with Contour Formula9.1 SL Cycles with Complex Contour Formula9.1 SL Cycles with Complex Contour FormulaFundamentals

HEIDENHAIN TNC 620 2139.1 SL Cycles with Complex Contour FormulaProperties of the subcontours By default, the TNC assumes that the contour is a pocke

214 Fixed Cycles: Contour Pocket with Contour Formula9.1 SL Cycles with Complex Contour FormulaSelecting a program with contour definitionsWith the S

HEIDENHAIN TNC 620 2159.1 SL Cycles with Complex Contour FormulaEntering a complex contour formulaYou can use soft keys to interlink various contours

216 Fixed Cycles: Contour Pocket with Contour Formula9.1 SL Cycles with Complex Contour FormulaOverlapping contoursBy default, the TNC considers a pr

HEIDENHAIN TNC 620 2179.1 SL Cycles with Complex Contour FormulaContour description program 1: pocket AContour description program 2: pocket BArea of

218 Fixed Cycles: Contour Pocket with Contour Formula9.1 SL Cycles with Complex Contour FormulaArea of exclusionSurface A is to be machined without t

HEIDENHAIN TNC 620 2199.1 SL Cycles with Complex Contour FormulaExample: Roughing and finishing superimposed contours with the contour formula0 BEGIN

2210.1 Fundamentals ... 226Overview ... 22610.2 MULTIPASS MILLING (Cycle 230, DIN/ISO: G230, Advanced Programming Features Software Option) ...

220 Fixed Cycles: Contour Pocket with Contour Formula9.1 SL Cycles with Complex Contour FormulaContour definition program with contour formula:9 CYCL

HEIDENHAIN TNC 620 2219.1 SL Cycles with Complex Contour FormulaContour description programs:0 BEGIN PGM CIRCLE1 MMContour description program: circle

222 Fixed Cycles: Contour Pocket with Contour Formula9.2 SL Cycles with Simple Contour Formula9.2 SL Cycles with Simple Contour FormulaFundamentalsSL

HEIDENHAIN TNC 620 2239.2 SL Cycles with Simple Contour FormulaEntering a simple contour formulaYou can use soft keys to interlink various contours in

224 Fixed Cycles: Contour Pocket with Contour Formula9.2 SL Cycles with Simple Contour Formula

Fixed Cycles: Multipass Milling

226 Fixed Cycles: Multipass Milling10.1 Fundamentals10.1 FundamentalsOverviewThe TNC offers four cycles for machining surfaces with the following cha

HEIDENHAIN TNC 620 22710.2 MULTIPASS MILLING (Cycle 230, DIN/ISO: G230, Advanced ProgrammingFeatures Software Option)10.2 MULTIPASS MILLING (Cycle 230

228 Fixed Cycles: Multipass Milling10.2 MULTIPASS MILLING (Cycle 230, DIN/ISO: G230, Advanced ProgrammingFeatures Software Option)Cycle parametersU S

HEIDENHAIN TNC 620 22910.3 RULED SURFACE (Cycle 231, DIN/ISO: G231, Advanced ProgrammingFeatures Software Option)10.3 RULED SURFACE (Cycle 231, DIN/IS

HEIDENHAIN TNC 620 2311.1 Fundamentals ... 242Overview ... 242Effect of coordinate transformations ... 24211.2 DATUM SHIFT (Cycle 7, DIN/ISO: G5

230 Fixed Cycles: Multipass Milling10.3 RULED SURFACE (Cycle 231, DIN/ISO: G231, Advanced ProgrammingFeatures Software Option)Cutting motionThe start

HEIDENHAIN TNC 620 23110.3 RULED SURFACE (Cycle 231, DIN/ISO: G231, Advanced ProgrammingFeatures Software Option)Cycle parametersU Starting point in 1

232 Fixed Cycles: Multipass Milling10.3 RULED SURFACE (Cycle 231, DIN/ISO: G231, Advanced ProgrammingFeatures Software Option)U 4th point in 1st axis

HEIDENHAIN TNC 620 23310.4 FACE MILLING (Cycle 232, DIN/ISO: G232, Advanced ProgrammingFeatures Software Option)10.4 FACE MILLING (Cycle 232, DIN/ISO:

234 Fixed Cycles: Multipass Milling10.4 FACE MILLING (Cycle 232, DIN/ISO: G232, Advanced ProgrammingFeatures Software Option)Strategy Q389=13 The too

HEIDENHAIN TNC 620 23510.4 FACE MILLING (Cycle 232, DIN/ISO: G232, Advanced ProgrammingFeatures Software Option)Please note while programming:Cycle pa

236 Fixed Cycles: Multipass Milling10.4 FACE MILLING (Cycle 232, DIN/ISO: G232, Advanced ProgrammingFeatures Software Option)U Maximum plunging depth

HEIDENHAIN TNC 620 23710.4 FACE MILLING (Cycle 232, DIN/ISO: G232, Advanced ProgrammingFeatures Software Option)U Setup clearance Q200 (incremental):

238 Fixed Cycles: Multipass Milling10.5 Programming Examples10.5 Programming ExamplesExample: Multipass milling0 BEGIN PGM C230 MM1 BLK FORM 0.1 Z X+

HEIDENHAIN TNC 620 23910.5 Programming Examples6 L X+-25 Y+0 R0 FMAX M3Pre-position near the starting point7 CYCL CALLCycle call8 L Z+250 R0 FMAX M2Re

2411.9 WORKING PLANE (Cycle 19, DIN/ISO: G80, Software Option 1) ... 258Effect ... 258Please note while programming: ... 259Cycle parameters ...

240 Fixed Cycles: Multipass Milling10.5 Programming Examples

Cycles: Coordinate Transformations

242 Cycles: Coordinate Transformations11.1 Fundamentals11.1 FundamentalsOverviewOnce a contour has been programmed, you can position it on the workpi

HEIDENHAIN TNC 620 24311.2 DATUM SHIFT (Cycle 7, DIN/ISO: G54)11.2 DATUM SHIFT (Cycle 7, DIN/ISO: G54)EffectA DATUM SHIFT allows machining operations

244 Cycles: Coordinate Transformations11.3 DATUM Shift with Datum Tables (Cycle 7, DIN/ISO: G53)11.3 DATUM Shift with Datum Tables (Cycle 7, DIN/ISO:

HEIDENHAIN TNC 620 24511.3 DATUM Shift with Datum Tables (Cycle 7, DIN/ISO: G53)Please note while programming:Danger of collision!Datums from a datum

246 Cycles: Coordinate Transformations11.3 DATUM Shift with Datum Tables (Cycle 7, DIN/ISO: G53)Cycle parametersU Datum shift: Enter the number of th

HEIDENHAIN TNC 620 24711.3 DATUM Shift with Datum Tables (Cycle 7, DIN/ISO: G53)Editing the datum table in the Programming and Editing mode of operati

248 Cycles: Coordinate Transformations11.3 DATUM Shift with Datum Tables (Cycle 7, DIN/ISO: G53)Configuring the datum tableIf you do not wish to defi

HEIDENHAIN TNC 620 24911.4 DATUM SETTING (Cycle 247, DIN/ISO: G247)11.4 DATUM SETTING (Cycle 247, DIN/ISO: G247)EffectWith the Cycle DATUM SETTING, yo

HEIDENHAIN TNC 620 2512.1 Fundamentals ... 268Overview ... 26812.2 DWELL TIME (Cycle 9, DIN/ISO: G04) ... 269Function ... 269Cycle parameters

250 Cycles: Coordinate Transformations11.5 MIRROR IMAGE (Cycle 8, DIN/ISO: G28)11.5 MIRROR IMAGE (Cycle 8, DIN/ISO: G28)EffectThe TNC can machine the

HEIDENHAIN TNC 620 25111.5 MIRROR IMAGE (Cycle 8, DIN/ISO: G28)Cycle parametersU Mirrored axis?: Enter the axis to be mirrored. You can mirror all axe

252 Cycles: Coordinate Transformations11.6 ROTATION (Cycle 10, DIN/ISO: G73)11.6 ROTATION (Cycle 10, DIN/ISO: G73)EffectThe TNC can rotate the coordi

HEIDENHAIN TNC 620 25311.6 ROTATION (Cycle 10, DIN/ISO: G73)Cycle parametersU Rotation: Enter the rotation angle in degrees (°). Input range –360.000°

254 Cycles: Coordinate Transformations11.7 SCALING (Cycle 11, DIN/ISO: G72)11.7 SCALING (Cycle 11, DIN/ISO: G72)EffectThe TNC can increase or reduce

HEIDENHAIN TNC 620 25511.7 SCALING (Cycle 11, DIN/ISO: G72)Cycle parametersU Scaling factor?: Enter the scaling factor SCL. The TNC multiplies the coo

256 Cycles: Coordinate Transformations11.8 AXIS-SPECIFIC SCALING (Cycle 26)11.8 AXIS-SPECIFIC SCALING (Cycle 26)EffectWith Cycle 26 you can account f

HEIDENHAIN TNC 620 25711.8 AXIS-SPECIFIC SCALING (Cycle 26)Cycle parametersU Axis and scaling factor: Select the coordinate axis/axes by soft key and

258 Cycles: Coordinate Transformations11.9 WORKING PLANE (Cycle 19, DIN/ISO: G80, Software Option 1)11.9 WORKING PLANE (Cycle 19, DIN/ISO: G80, Softw

HEIDENHAIN TNC 620 25911.9 WORKING PLANE (Cycle 19, DIN/ISO: G80, Software Option 1)Please note while programming:Cycle parametersU Rotary axis and ti

2613.1 General Information about Touch Probe Cycles ... 278Method of function ... 278Consider a basic rotation in the Manual Operation mode ...

260 Cycles: Coordinate Transformations11.9 WORKING PLANE (Cycle 19, DIN/ISO: G80, Software Option 1)Position the axis of rotationManual positioning o

HEIDENHAIN TNC 620 26111.9 WORKING PLANE (Cycle 19, DIN/ISO: G80, Software Option 1)Automatic positioning of rotary axesIf the rotary axes are positio

262 Cycles: Coordinate Transformations11.9 WORKING PLANE (Cycle 19, DIN/ISO: G80, Software Option 1)Position display in the tilted systemOn activatio

HEIDENHAIN TNC 620 26311.9 WORKING PLANE (Cycle 19, DIN/ISO: G80, Software Option 1)Combining coordinate transformation cyclesWhen combining coordinat

264 Cycles: Coordinate Transformations11.9 WORKING PLANE (Cycle 19, DIN/ISO: G80, Software Option 1)Procedure for working with Cycle 19 WORKING PLANE

HEIDENHAIN TNC 620 26511.10 Programming Examples11.10 Programming ExamplesExample: Coordinate transformation cyclesProgram sequence Program the coord

266 Cycles: Coordinate Transformations11.10 Programming Examples18 CYCL DEF 7.2 Y+019 L Z+250 R0 FMAX M2Retract in the tool axis, end program20 LBL 1

Cycles: Special Functions

268 Cycles: Special Functions12.1 Fundamentals12.1 FundamentalsOverviewThe TNC provides four cycles for the following special purposes:Cycle Soft key

HEIDENHAIN TNC 620 26912.2 DWELL TIME (Cycle 9, DIN/ISO: G04)12.2 DWELL TIME (Cycle 9, DIN/ISO: G04)FunctionThis causes the execution of the next bloc

HEIDENHAIN TNC 620 2714.1 Fundamentals ... 288Overview ... 288Characteristics common to all touch probe cycles for measuring workpiece misalignmen

270 Cycles: Special Functions12.3 PROGRAM CALL (Cycle 12, DIN/ISO: G39)12.3 PROGRAM CALL (Cycle 12, DIN/ISO: G39)Cycle functionRoutines that you have

HEIDENHAIN TNC 620 27112.3 PROGRAM CALL (Cycle 12, DIN/ISO: G39)Cycle parametersU Program name: Enter the name of the program you want to call and, if

272 Cycles: Special Functions12.4 ORIENTED SPINDLE STOP (Cycle 13, DIN/ISO: G36)12.4 ORIENTED SPINDLE STOP (Cycle 13, DIN/ISO: G36)Cycle functionThe

HEIDENHAIN TNC 620 27312.5 TOLERANCE (Cycle 32, DIN/ISO: G62)12.5 TOLERANCE (Cycle 32, DIN/ISO: G62)Cycle functionWith the entries in Cycle 32 you can

274 Cycles: Special Functions12.5 TOLERANCE (Cycle 32, DIN/ISO: G62)Influences of the geometry definition in the CAM system The most important factor

HEIDENHAIN TNC 620 27512.5 TOLERANCE (Cycle 32, DIN/ISO: G62)Please note while programming:With very small tolerance values the machine cannot cut the

276 Cycles: Special Functions12.5 TOLERANCE (Cycle 32, DIN/ISO: G62)Cycle parametersU Tolerance value T: Permissible contour deviation in mm (or inch

Using Touch Probe Cycles

278 Using Touch Probe Cycles13.1 General Information about Touch Probe Cycles13.1 General Information about Touch Probe CyclesMethod of functionWhene

HEIDENHAIN TNC 620 27913.1 General Information about Touch Probe CyclesTouch probe cycles for automatic operationBesides the touch probe cycles, which

2815.1 Fundamentals ... 310Overview ... 310Characteristics common to all touch probe cycles for datum setting ... 31115.2 SLOT CENTER REF PT (Cy

280 Using Touch Probe Cycles13.1 General Information about Touch Probe CyclesDefining the touch probe cycle in the Programming and Editing mode of op

HEIDENHAIN TNC 620 28113.2 Before You Start Working with Touch Probe Cycles13.2 Before You Start Working with Touch Probe CyclesTo make it possible to

282 Using Touch Probe Cycles13.2 Before You Start Working with Touch Probe CyclesTouch trigger probe, probing feed rate: F in touch probe tableIn F y

HEIDENHAIN TNC 620 28313.2 Before You Start Working with Touch Probe CyclesExecuting touch probe cyclesAll touch probe cycles are DEF active. This mea

284 Using Touch Probe Cycles13.3 Touch Probe Table13.3 Touch Probe TableGeneral informationVarious data is stored in the touch probe table that defin

HEIDENHAIN TNC 620 28513.3 Touch Probe TableTouch probe dataAbbr. Inputs DialogNO Number of the touch probe: Enter this number in the tool table (colu

286 Using Touch Probe Cycles13.3 Touch Probe Table

Touch Probe Cycles: Automatic Measurement of Workpiece Misalignment

288 Touch Probe Cycles: Automatic Measurement of Workpiece Misalignment14.1 Fundamentals14.1 FundamentalsOverviewThe TNC provides five cycles that en

HEIDENHAIN TNC 620 28914.1 FundamentalsCharacteristics common to all touch probe cycles for measuring workpiece misalignmentFor Cycles 400, 401 and 40

HEIDENHAIN TNC 620 2915.10 DATUM CIRCLE CENTER (Cycle 416, DIN/ISO: G416) ... 345Cycle run ... 345Please note while programming: ... 346Cycle pa

290 Touch Probe Cycles: Automatic Measurement of Workpiece Misalignment14.2 BASIC ROTATION (Cycle 400, DIN/ISO: G400)14.2 BASIC ROTATION (Cycle 400,

HEIDENHAIN TNC 620 29114.2 BASIC ROTATION (Cycle 400, DIN/ISO: G400)Cycle parametersU 1st meas. point 1st axis Q263 (absolute): Coordinate of the firs

292 Touch Probe Cycles: Automatic Measurement of Workpiece Misalignment14.2 BASIC ROTATION (Cycle 400, DIN/ISO: G400)U Traversing to clearance height

HEIDENHAIN TNC 620 29314.3 BASIC ROTATION from Two Holes (Cycle 401, DIN/ISO: G401)14.3 BASIC ROTATION from Two Holes (Cycle 401, DIN/ISO: G401)Cycle

294 Touch Probe Cycles: Automatic Measurement of Workpiece Misalignment14.3 BASIC ROTATION from Two Holes (Cycle 401, DIN/ISO: G401)Cycle parametersU

HEIDENHAIN TNC 620 29514.3 BASIC ROTATION from Two Holes (Cycle 401, DIN/ISO: G401)U Preset number in table Q305: Enter the preset number in the table

296 Touch Probe Cycles: Automatic Measurement of Workpiece Misalignment14.4 BASIC ROTATION over Two Studs (Cycle 402, DIN/ISO: G402)14.4 BASIC ROTATI

HEIDENHAIN TNC 620 29714.4 BASIC ROTATION over Two Studs (Cycle 402, DIN/ISO: G402)Cycle parametersU 1st stud: Center in 1st axis (absolute): Center o

298 Touch Probe Cycles: Automatic Measurement of Workpiece Misalignment14.4 BASIC ROTATION over Two Studs (Cycle 402, DIN/ISO: G402)U Traversing to c

HEIDENHAIN TNC 620 29914.5 BASIC ROTATION Compensation via Rotary Axis (Cycle 403,DIN/ISO: G403)14.5 BASIC ROTATION Compensation via Rotary Axis (Cycl

HEIDENHAIN TNC 620 3 About this ManualAbout this ManualThe symbols used in this manual are described below.Do you desire any changes, or have you foun

3016.1 Fundamentals ... 364Overview ... 364Recording the results of measurement ... 365Measurement results in Q parameters ... 367Classificati

300 Touch Probe Cycles: Automatic Measurement of Workpiece Misalignment14.5 BASIC ROTATION Compensation via Rotary Axis (Cycle 403,DIN/ISO: G403)Cycl

HEIDENHAIN TNC 620 30114.5 BASIC ROTATION Compensation via Rotary Axis (Cycle 403,DIN/ISO: G403)U Clearance height Q260 (absolute): Coordinate in the

302 Touch Probe Cycles: Automatic Measurement of Workpiece Misalignment14.6 SET BASIC ROTATION (Cycle 404, DIN/ISO: G404)14.6 SET BASIC ROTATION (Cyc

HEIDENHAIN TNC 620 30314.7 Compensating Workpiece Misalignment by Rotating the C Axis(Cycle 405, DIN/ISO: G405)14.7 Compensating Workpiece Misalignmen

304 Touch Probe Cycles: Automatic Measurement of Workpiece Misalignment14.7 Compensating Workpiece Misalignment by Rotating the C Axis(Cycle 405, DIN

HEIDENHAIN TNC 620 30514.7 Compensating Workpiece Misalignment by Rotating the C Axis(Cycle 405, DIN/ISO: G405)Cycle parametersU Center in 1st axis Q3

306 Touch Probe Cycles: Automatic Measurement of Workpiece Misalignment14.7 Compensating Workpiece Misalignment by Rotating the C Axis(Cycle 405, DIN

HEIDENHAIN TNC 620 30714.7 Compensating Workpiece Misalignment by Rotating the C Axis(Cycle 405, DIN/ISO: G405)Example: Determining a basic rotation f

308 Touch Probe Cycles: Automatic Measurement of Workpiece Misalignment14.7 Compensating Workpiece Misalignment by Rotating the C Axis(Cycle 405, DIN

Touch Probe Cycles: Automatic Datum Setting

HEIDENHAIN TNC 620 3116.10 MEASURE RIDGE WIDTH (Cycle 426, ISO: G426) ... 395Cycle run ... 395Please note while programming: ... 395Cycle parame

310 Touch Probe Cycles: Automatic Datum Setting15.1 Fundamentals15.1 FundamentalsOverviewThe TNC offers twelve cycles for automatically finding refer

HEIDENHAIN TNC 620 31115.1 FundamentalsCharacteristics common to all touch probe cycles for datum settingDatum point and touch probe axisFrom the touc

312 Touch Probe Cycles: Automatic Datum Setting15.1 FundamentalsSaving the calculated datumIn all cycles for datum setting you can use the input para

HEIDENHAIN TNC 620 31315.2 SLOT CENTER REF PT (Cycle 408, DIN/ISO: G408)15.2 SLOT CENTER REF PT (Cycle 408, DIN/ISO: G408)Cycle runTouch Probe Cycle 4

314 Touch Probe Cycles: Automatic Datum Setting15.2 SLOT CENTER REF PT (Cycle 408, DIN/ISO: G408)Please note while programming:Cycle parametersU Cent

HEIDENHAIN TNC 620 31515.2 SLOT CENTER REF PT (Cycle 408, DIN/ISO: G408)U Traversing to clearance height Q301: Definition of how the touch probe is to

316 Touch Probe Cycles: Automatic Datum Setting15.2 SLOT CENTER REF PT (Cycle 408, DIN/ISO: G408)U Probe in TS axis Q381: Specify whether the TNC sho

HEIDENHAIN TNC 620 31715.3 DATUM RIDGE CENTER (Cycle 409, DIN/ISO: G409)15.3 DATUM RIDGE CENTER (Cycle 409, DIN/ISO: G409)Cycle runTouch Probe Cycle 4

318 Touch Probe Cycles: Automatic Datum Setting15.3 DATUM RIDGE CENTER (Cycle 409, DIN/ISO: G409)Cycle parametersU Center in 1st axis Q321 (absolute)

HEIDENHAIN TNC 620 31915.3 DATUM RIDGE CENTER (Cycle 409, DIN/ISO: G409)U Measured-value transfer (0, 1) Q303: Specify whether the determined datum is

3217.1 Fundamentals ... 414Overview ... 41417.2 MEASURING (Cycle 3) ... 415Cycle run ... 415Please note while programming: ... 415Cycle para

320 Touch Probe Cycles: Automatic Datum Setting15.4 DATUM FROM INSIDE OF RECTANGLE (Cycle 410, DIN/ISO: G410)15.4 DATUM FROM INSIDE OF RECTANGLE (Cyc

HEIDENHAIN TNC 620 32115.4 DATUM FROM INSIDE OF RECTANGLE (Cycle 410, DIN/ISO: G410)Please note while programming:Cycle parametersU Center in 1st axis

322 Touch Probe Cycles: Automatic Datum Setting15.4 DATUM FROM INSIDE OF RECTANGLE (Cycle 410, DIN/ISO: G410)U Traversing to clearance height Q301: D

HEIDENHAIN TNC 620 32315.4 DATUM FROM INSIDE OF RECTANGLE (Cycle 410, DIN/ISO: G410)U Probe in TS axis Q381: Specify whether the TNC should also set t

324 Touch Probe Cycles: Automatic Datum Setting15.5 DATUM FROM OUTSIDE OF RECTANGLE (Cycle 411, DIN/ISO: G411)15.5 DATUM FROM OUTSIDE OF RECTANGLE (C

HEIDENHAIN TNC 620 32515.5 DATUM FROM OUTSIDE OF RECTANGLE (Cycle 411, DIN/ISO: G411)Please note while programming:Cycle parametersU Center in 1st axi

326 Touch Probe Cycles: Automatic Datum Setting15.5 DATUM FROM OUTSIDE OF RECTANGLE (Cycle 411, DIN/ISO: G411)U Traversing to clearance height Q301:

HEIDENHAIN TNC 620 32715.5 DATUM FROM OUTSIDE OF RECTANGLE (Cycle 411, DIN/ISO: G411)U Probe in TS axis Q381: Specify whether the TNC should also set

328 Touch Probe Cycles: Automatic Datum Setting15.6 DATUM FROM INSIDE OF CIRCLE (Cycle 412, DIN/ISO: G412)15.6 DATUM FROM INSIDE OF CIRCLE (Cycle 412

HEIDENHAIN TNC 620 32915.6 DATUM FROM INSIDE OF CIRCLE (Cycle 412, DIN/ISO: G412)Please note while programming:Cycle parametersU Center in 1st axis Q3

HEIDENHAIN TNC 620 3318.1 Fundamentals ... 418Overview ... 418Differences between Cycles 31 to 33 and Cycles 481 to 483 ... 419Setting the machi

330 Touch Probe Cycles: Automatic Datum Setting15.6 DATUM FROM INSIDE OF CIRCLE (Cycle 412, DIN/ISO: G412)U Measuring height in the touch probe axis

HEIDENHAIN TNC 620 33115.6 DATUM FROM INSIDE OF CIRCLE (Cycle 412, DIN/ISO: G412)U Probe in TS axis Q381: Specify whether the TNC should also set the

332 Touch Probe Cycles: Automatic Datum Setting15.7 DATUM FROM OUTSIDE OF CIRCLE (Cycle 413, DIN/ISO: G413)15.7 DATUM FROM OUTSIDE OF CIRCLE (Cycle 4

HEIDENHAIN TNC 620 33315.7 DATUM FROM OUTSIDE OF CIRCLE (Cycle 413, DIN/ISO: G413)Cycle parametersU Center in 1st axis Q321 (absolute): Center of the

334 Touch Probe Cycles: Automatic Datum Setting15.7 DATUM FROM OUTSIDE OF CIRCLE (Cycle 413, DIN/ISO: G413)U New datum for reference axis Q331 (absol

HEIDENHAIN TNC 620 33515.7 DATUM FROM OUTSIDE OF CIRCLE (Cycle 413, DIN/ISO: G413)U Probe in TS axis Q381: Specify whether the TNC should also set the

336 Touch Probe Cycles: Automatic Datum Setting15.8 DATUM FROM OUTSIDE OF CORNER (Cycle 414, DIN/ISO: G414)15.8 DATUM FROM OUTSIDE OF CORNER (Cycle 4

HEIDENHAIN TNC 620 33715.8 DATUM FROM OUTSIDE OF CORNER (Cycle 414, DIN/ISO: G414)Please note while programming:XYXYXYXYABCD123213123213Before a cycle

338 Touch Probe Cycles: Automatic Datum Setting15.8 DATUM FROM OUTSIDE OF CORNER (Cycle 414, DIN/ISO: G414)Cycle parametersU 1st meas. point 1st axis

HEIDENHAIN TNC 620 33915.8 DATUM FROM OUTSIDE OF CORNER (Cycle 414, DIN/ISO: G414)U Traversing to clearance height Q301: Definition of how the touch p

340 Touch Probe Cycles: Automatic Datum Setting15.8 DATUM FROM OUTSIDE OF CORNER (Cycle 414, DIN/ISO: G414)U Probe in TS axis Q381: Specify whether t

HEIDENHAIN TNC 620 34115.9 DATUM FROM INSIDE OF CORNER (Cycle 415, DIN/ISO: G415)15.9 DATUM FROM INSIDE OF CORNER (Cycle 415, DIN/ISO: G415)Cycle runT

342 Touch Probe Cycles: Automatic Datum Setting15.9 DATUM FROM INSIDE OF CORNER (Cycle 415, DIN/ISO: G415)Please note while programming:Cycle paramet

HEIDENHAIN TNC 620 34315.9 DATUM FROM INSIDE OF CORNER (Cycle 415, DIN/ISO: G415)U Traversing to clearance height Q301: Definition of how the touch pr

344 Touch Probe Cycles: Automatic Datum Setting15.9 DATUM FROM INSIDE OF CORNER (Cycle 415, DIN/ISO: G415)U Probe in TS axis Q381: Specify whether th

HEIDENHAIN TNC 620 34515.10 DATUM CIRCLE CENTER (Cycle 416, DIN/ISO: G416)15.10 DATUM CIRCLE CENTER (Cycle 416, DIN/ISO: G416)Cycle runTouch Probe Cyc

346 Touch Probe Cycles: Automatic Datum Setting15.10 DATUM CIRCLE CENTER (Cycle 416, DIN/ISO: G416)Please note while programming:Cycle parametersU Ce

HEIDENHAIN TNC 620 34715.10 DATUM CIRCLE CENTER (Cycle 416, DIN/ISO: G416)U Datum number in table Q305: Enter the number in the datum or preset table

348 Touch Probe Cycles: Automatic Datum Setting15.10 DATUM CIRCLE CENTER (Cycle 416, DIN/ISO: G416)U Probe in TS axis Q381: Specify whether the TNC s

HEIDENHAIN TNC 620 34915.11 DATUM IN TOUCH PROBE AXIS (Cycle 417, DIN/ISO: G417)15.11 DATUM IN TOUCH PROBE AXIS (Cycle 417, DIN/ISO: G417)Cycle runTou

Fundamentals / Overviews

350 Touch Probe Cycles: Automatic Datum Setting15.11 DATUM IN TOUCH PROBE AXIS (Cycle 417, DIN/ISO: G417)Cycle parametersU 1st meas. point 1st axis Q

HEIDENHAIN TNC 620 35115.12 DATUM AT CENTER OF 4 HOLES (Cycle 418, DIN/ISO: G418)15.12 DATUM AT CENTER OF 4 HOLES (Cycle 418, DIN/ISO: G418)Cycle runT

352 Touch Probe Cycles: Automatic Datum Setting15.12 DATUM AT CENTER OF 4 HOLES (Cycle 418, DIN/ISO: G418)Please note while programming:Cycle paramet

HEIDENHAIN TNC 620 35315.12 DATUM AT CENTER OF 4 HOLES (Cycle 418, DIN/ISO: G418)U Datum number in table Q305: Enter the number in the datum or preset

354 Touch Probe Cycles: Automatic Datum Setting15.12 DATUM AT CENTER OF 4 HOLES (Cycle 418, DIN/ISO: G418)U Probe in TS axis Q381: Specify whether th

HEIDENHAIN TNC 620 35515.13 DATUM IN ONE AXIS (Cycle 419, DIN/ISO: G419)15.13 DATUM IN ONE AXIS (Cycle 419, DIN/ISO: G419)Cycle runTouch Probe Cycle 4

356 Touch Probe Cycles: Automatic Datum Setting15.13 DATUM IN ONE AXIS (Cycle 419, DIN/ISO: G419)Cycle parametersU 1st meas. point 1st axis Q263 (abs

HEIDENHAIN TNC 620 35715.13 DATUM IN ONE AXIS (Cycle 419, DIN/ISO: G419)U Traverse direction Q267: Direction in which the probe is to approach the wor

358 Touch Probe Cycles: Automatic Datum Setting15.13 DATUM IN ONE AXIS (Cycle 419, DIN/ISO: G419)Example: Datum setting in center of a circular segme

HEIDENHAIN TNC 620 35915.13 DATUM IN ONE AXIS (Cycle 419, DIN/ISO: G419)2 TCH PROBE 413 DATUM OUTSIDE CIRCLEQ321=+25 ;CENTER IN 1ST AXISCenter of circ

36 Fundamentals / Overviews1.1 Introduction1.1 IntroductionFrequently recurring machining cycles that comprise several working steps are stored in th

360 Touch Probe Cycles: Automatic Datum Setting15.13 DATUM IN ONE AXIS (Cycle 419, DIN/ISO: G419)Example: Datum setting on top surface of workpiece a

HEIDENHAIN TNC 620 36115.13 DATUM IN ONE AXIS (Cycle 419, DIN/ISO: G419)3 TCH PROBE 416 DATUM CIRCLE CENTERQ273=+35 ;CENTER IN 1ST AXISCenter of the b

362 Touch Probe Cycles: Automatic Datum Setting15.13 DATUM IN ONE AXIS (Cycle 419, DIN/ISO: G419)

Touch Probe Cycles: Automatic Workpiece Inspection

364 Touch Probe Cycles: Automatic Workpiece Inspection16.1 Fundamentals16.1 FundamentalsOverviewThe TNC offers twelve cycles for measuring workpieces

HEIDENHAIN TNC 620 36516.1 FundamentalsRecording the results of measurementFor all cycles in which you automatically measure workpieces (with the exce

366 Touch Probe Cycles: Automatic Workpiece Inspection16.1 FundamentalsExample: Measuring log for touch probe cycle 421:Measuring log for Probing Cyc

HEIDENHAIN TNC 620 36716.1 FundamentalsMeasurement results in Q parametersThe TNC saves the measurement results of the respective touch probe cycle in

368 Touch Probe Cycles: Automatic Workpiece Inspection16.1 FundamentalsTolerance monitoringFor most of the cycles for workpiece inspection you can ha

HEIDENHAIN TNC 620 36916.1 FundamentalsTool breakage monitoringThe TNC will output an error message and stop program run if the measured deviation is

HEIDENHAIN TNC 620 371.2 Available Cycle Groups1.2 Available Cycle GroupsOverview of fixed cyclesU The soft-key row shows the available groups of cycl

370 Touch Probe Cycles: Automatic Workpiece Inspection16.2 REF. PLANE (Cycle 0, DIN/ISO: G55)16.2 REF. PLANE (Cycle 0, DIN/ISO: G55)Cycle run1 The to

HEIDENHAIN TNC 620 37116.3 POLAR REFERENCE PLANE (Cycle 1)16.3 POLAR REFERENCE PLANE (Cycle 1)Cycle runTouch Probe Cycle 1 measures any position on th

372 Touch Probe Cycles: Automatic Workpiece Inspection16.3 POLAR REFERENCE PLANE (Cycle 1)Cycle parametersU Probing axis: Enter the probing axis with

HEIDENHAIN TNC 620 37316.4 MEASURE ANGLE (Cycle 420, DIN/ISO: G420)16.4 MEASURE ANGLE (Cycle 420, DIN/ISO: G420)Cycle runTouch Probe Cycle 420 measure

374 Touch Probe Cycles: Automatic Workpiece Inspection16.4 MEASURE ANGLE (Cycle 420, DIN/ISO: G420)Cycle parametersU 1st meas. point 1st axis Q263 (a

HEIDENHAIN TNC 620 37516.4 MEASURE ANGLE (Cycle 420, DIN/ISO: G420)U Traverse direction 1 Q267: Direction in which the probe is to approach the workpi

376 Touch Probe Cycles: Automatic Workpiece Inspection16.5 MEASURE HOLE (Cycle 421, DIN/ISO: G421)16.5 MEASURE HOLE (Cycle 421, DIN/ISO: G421)Cycle r

HEIDENHAIN TNC 620 37716.5 MEASURE HOLE (Cycle 421, DIN/ISO: G421)Cycle parametersU Center in 1st axis Q273 (absolute): Center of the hole in the refe

378 Touch Probe Cycles: Automatic Workpiece Inspection16.5 MEASURE HOLE (Cycle 421, DIN/ISO: G421)U Measuring height in the touch probe axis Q261 (ab

HEIDENHAIN TNC 620 37916.5 MEASURE HOLE (Cycle 421, DIN/ISO: G421)U Measuring log Q281: Definition of whether the TNC is to create a measuring log: 0:

38 Fundamentals / Overviews1.2 Available Cycle GroupsOverview of touch probe cyclesU The soft-key row shows the available groups of cycles.U If requi

380 Touch Probe Cycles: Automatic Workpiece Inspection16.6 MEAS. CIRCLE OUTSIDE (Cycle 422, DIN/ISO: G422)16.6 MEAS. CIRCLE OUTSIDE (Cycle 422, DIN/I

HEIDENHAIN TNC 620 38116.6 MEAS. CIRCLE OUTSIDE (Cycle 422, DIN/ISO: G422)Cycle parametersU Center in 1st axis Q273 (absolute): Center of the stud in

382 Touch Probe Cycles: Automatic Workpiece Inspection16.6 MEAS. CIRCLE OUTSIDE (Cycle 422, DIN/ISO: G422)U Measuring height in the touch probe axis

HEIDENHAIN TNC 620 38316.6 MEAS. CIRCLE OUTSIDE (Cycle 422, DIN/ISO: G422)U Measuring log Q281: Definition of whether the TNC is to create a measuring

384 Touch Probe Cycles: Automatic Workpiece Inspection16.7 MEAS. RECTAN. INSIDE (Cycle 423, DIN/ISO: G423)16.7 MEAS. RECTAN. INSIDE (Cycle 423, DIN/I

HEIDENHAIN TNC 620 38516.7 MEAS. RECTAN. INSIDE (Cycle 423, DIN/ISO: G423)Please note while programming:Cycle parametersU Center in 1st axis Q273 (abs

386 Touch Probe Cycles: Automatic Workpiece Inspection16.7 MEAS. RECTAN. INSIDE (Cycle 423, DIN/ISO: G423)U Setup clearance Q320 (incremental): Addit

HEIDENHAIN TNC 620 38716.7 MEAS. RECTAN. INSIDE (Cycle 423, DIN/ISO: G423)U Measuring log Q281: Definition of whether the TNC is to create a measuring

388 Touch Probe Cycles: Automatic Workpiece Inspection16.8 MEAS. RECTAN. OUTSIDE (Cycle 424, ISO: G424)16.8 MEAS. RECTAN. OUTSIDE (Cycle 424, ISO: G4

HEIDENHAIN TNC 620 38916.8 MEAS. RECTAN. OUTSIDE (Cycle 424, ISO: G424)Please note while programming:Cycle parametersU Center in 1st axis Q273 (absolu

Using Fixed Cycles

390 Touch Probe Cycles: Automatic Workpiece Inspection16.8 MEAS. RECTAN. OUTSIDE (Cycle 424, ISO: G424)U Setup clearance Q320 (incremental): Addition

HEIDENHAIN TNC 620 39116.8 MEAS. RECTAN. OUTSIDE (Cycle 424, ISO: G424)U Measuring log Q281: Definition of whether the TNC is to create a measuring lo

392 Touch Probe Cycles: Automatic Workpiece Inspection16.9 MEASURE INSIDE WIDTH (Cycle 425, DIN/ISO: G425)16.9 MEASURE INSIDE WIDTH (Cycle 425, DIN/I

HEIDENHAIN TNC 620 39316.9 MEASURE INSIDE WIDTH (Cycle 425, DIN/ISO: G425)Cycle parametersU Starting point in 1st axis Q328 (absolute): Starting point

394 Touch Probe Cycles: Automatic Workpiece Inspection16.9 MEASURE INSIDE WIDTH (Cycle 425, DIN/ISO: G425)U Measuring log Q281: Definition of whether

HEIDENHAIN TNC 620 39516.10 MEASURE RIDGE WIDTH (Cycle 426, ISO: G426)16.10 MEASURE RIDGE WIDTH (Cycle 426, ISO: G426)Cycle runTouch Probe Cycle 426 m

396 Touch Probe Cycles: Automatic Workpiece Inspection16.10 MEASURE RIDGE WIDTH (Cycle 426, ISO: G426)Cycle parametersU 1st meas. point 1st axis Q263

HEIDENHAIN TNC 620 39716.10 MEASURE RIDGE WIDTH (Cycle 426, ISO: G426)U Measuring log Q281: Definition of whether the TNC is to create a measuring log

398 Touch Probe Cycles: Automatic Workpiece Inspection16.11 MEASURE COORDINATE (Cycle 427, DIN/ISO: G427)16.11 MEASURE COORDINATE (Cycle 427, DIN/ISO

HEIDENHAIN TNC 620 39916.11 MEASURE COORDINATE (Cycle 427, DIN/ISO: G427)Cycle parametersU 1st meas. point 1st axis Q263 (absolute): Coordinate of the

4 TNC Model, Software and FeaturesTNC Model, Software and FeaturesThis manual describes functions and features provided by TNCs as of the following

40 Using Fixed Cycles2.1 Working with Fixed Cycles2.1 Working with Fixed CyclesMachine-specific cycles (Advanced programming features software option

400 Touch Probe Cycles: Automatic Workpiece Inspection16.11 MEASURE COORDINATE (Cycle 427, DIN/ISO: G427)U Measuring log Q281: Definition of whether

HEIDENHAIN TNC 620 40116.12 MEAS. BOLT HOLE CIRC. (Cycle 430, DIN/ISO: G430)16.12 MEAS. BOLT HOLE CIRC. (Cycle 430, DIN/ISO: G430)Cycle runTouch Probe

402 Touch Probe Cycles: Automatic Workpiece Inspection16.12 MEAS. BOLT HOLE CIRC. (Cycle 430, DIN/ISO: G430)Cycle parametersU Center in 1st axis Q273

HEIDENHAIN TNC 620 40316.12 MEAS. BOLT HOLE CIRC. (Cycle 430, DIN/ISO: G430)U Measuring height in the touch probe axis Q261 (absolute): Coordinate of

404 Touch Probe Cycles: Automatic Workpiece Inspection16.12 MEAS. BOLT HOLE CIRC. (Cycle 430, DIN/ISO: G430)U Measuring log Q281: Definition of wheth

HEIDENHAIN TNC 620 40516.13 MEASURE PLANE (Cycle 431, DIN/ISO: G431)16.13 MEASURE PLANE (Cycle 431, DIN/ISO: G431)Cycle runTouch Probe Cycle 431 finds

406 Touch Probe Cycles: Automatic Workpiece Inspection16.13 MEASURE PLANE (Cycle 431, DIN/ISO: G431)Please note while programming:Cycle parametersU 1

HEIDENHAIN TNC 620 40716.13 MEASURE PLANE (Cycle 431, DIN/ISO: G431)U 3rd meas. point 3rd axis Q298 (absolute): Coordinate of the third touch point in

408 Touch Probe Cycles: Automatic Workpiece Inspection16.14 Programming Examples16.14 Programming ExamplesExample: Measuring and reworking a rectangu

HEIDENHAIN TNC 620 40916.14 Programming ExamplesQ285=0 ;MIN. LIMIT 1ST SIDEQ286=0 ;MAX. LIMIT 2ND SIDEQ287=0 ;MIN. LIMIT 2ND SIDEQ279=0 ;TOLERANCE 1ST

HEIDENHAIN TNC 620 412.1 Working with Fixed CyclesDefining a cycle using soft keysU The soft-key row shows the available groups of cycles.U Press the

410 Touch Probe Cycles: Automatic Workpiece Inspection16.14 Programming ExamplesExample: Measuring a rectangular pocket and recording the results0 BE

HEIDENHAIN TNC 620 41116.14 Programming ExamplesQ284=90.15;MAX. LIMIT 1ST SIDEMaximum limit in XQ285=89.95;MIN. LIMIT 1ST SIDEMinimum limit in XQ286=7

412 Touch Probe Cycles: Automatic Workpiece Inspection16.14 Programming Examples

Touch Probe Cycles: Special Functions

414 Touch Probe Cycles: Special Functions17.1 Fundamentals17.1 FundamentalsOverviewThe TNC provides a cycle for the following special purpose:The TNC

HEIDENHAIN TNC 620 41517.2 MEASURING (Cycle 3)17.2 MEASURING (Cycle 3)Cycle runTouch Probe Cycle 3 measures any position on the workpiece in a selecta

416 Touch Probe Cycles: Special Functions17.2 MEASURING (Cycle 3)Cycle parametersU Parameter number for result: Enter the number of the Q parameter t

Touch Probe Cycles: Automatic Tool Measurement

418 Touch Probe Cycles: Automatic Tool Measurement18.1 Fundamentals18.1 FundamentalsOverviewIn conjunction with the TNC’s tool measurement cycles, th

HEIDENHAIN TNC 620 41918.1 FundamentalsDifferences between Cycles 31 to 33 and Cycles 481 to 483The features and the operating sequences are absolutel

42 Using Fixed Cycles2.1 Working with Fixed CyclesCalling cyclesThe following cycles become effective automatically as soon as they are defined in th

420 Touch Probe Cycles: Automatic Tool Measurement18.1 FundamentalsSetting the machine parametersWhen measuring a rotating tool, the TNC automaticall

HEIDENHAIN TNC 620 42118.1 FundamentalsprobingFeedCalc = ConstantFeed: The feed rate for probing remains constant, the error of measurement, however,

422 Touch Probe Cycles: Automatic Tool Measurement18.1 FundamentalsInput examples for common tool typesTo o l typ e CUT TT:R_OFFS TT:L_OFFSDrill – (

HEIDENHAIN TNC 620 42318.2 Calibrating the TT (Cycle 30 or 480, DIN/ISO: G480)18.2 Calibrating the TT (Cycle 30 or 480, DIN/ISO: G480)Cycle runThe TT

424 Touch Probe Cycles: Automatic Tool Measurement18.3 Measuring the Tool Length (Cycle 31 or 481, DIN/ISO: G481)18.3 Measuring the Tool Length (Cycl

HEIDENHAIN TNC 620 42518.3 Measuring the Tool Length (Cycle 31 or 481, DIN/ISO: G481)Please note while programming:Cycle parametersU Measure tool=0 /

426 Touch Probe Cycles: Automatic Tool Measurement18.4 Measuring the Tool Radius (Cycle 32 or 482, ISO: G482)18.4 Measuring the Tool Radius (Cycle 32

HEIDENHAIN TNC 620 42718.4 Measuring the Tool Radius (Cycle 32 or 482, ISO: G482)Cycle parametersU Measure tool=0 / Check tool=1: Select whether the t

428 Touch Probe Cycles: Automatic Tool Measurement18.5 Measuring Tool Length and Radius (Cycle 33 or 483, ISO: G483)18.5 Measuring Tool Length and Ra

HEIDENHAIN TNC 620 42918.5 Measuring Tool Length and Radius (Cycle 33 or 483, ISO: G483)Cycle parametersU Measure tool=0 / Check tool=1: Select whethe

HEIDENHAIN TNC 620 432.1 Working with Fixed CyclesCalling a cycle with CYCL CALLThe CYCL CALL function calls the most recently defined fixed cycle onc

430 Touch Probe Cycles: Automatic Tool Measurement18.5 Measuring Tool Length and Radius (Cycle 33 or 483, ISO: G483)

HEIDENHAIN TNC 620 431IndexSymbole3-D touch probes ... 36, 278AAngle of a plane, measuring ... 405Angle, measuring in a plane ... 405Automatic tool me

432 IndexSScaling factor ... 254Side finishing ... 184Single-fluted deep-hole drilling ... 84SL CyclesSL cyclesContour data ... 176Contour geometry c

HEIDENHAIN TNC 620 433 OverviewOverviewFixed CyclesCycle number Cycle designationDEF-activeCALL-activePage7 Datum shift  Page 2438 Mirror image  Pa

434 Overview206 Tapping with a floating tap holder, new  Page 93207 Rigid tapping, new  Page 95208 Bore milling  Page 81209 Tapping with Chip Bre

HEIDENHAIN TNC 620 435 OverviewTouch Probe CyclesCycle number Cycle designationDEF-activeCALL-activePage0 Reference plane  Page 3701 Polar datum  Pa

436 Overview423 Workpiece—measure rectangle from inside  Page 384424 Workpiece—measure rectangle from outside  Page 388425 Workpiece—measure insid

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44 Using Fixed Cycles2.2 Pattern Definition PATTERN DEF2.2 Pattern Definition PATTERN DEFApplicationYou use the PATTERN DEF function to easily define

HEIDENHAIN TNC 620 452.2 Pattern Definition PATTERN DEFEntering PATTERN DEF definitionsU Select the Programming and Editing operating modeU Press the

46 Using Fixed Cycles2.2 Pattern Definition PATTERN DEFDefining individual machining positionsU X coord. of machining position (absolute): Enter X co

HEIDENHAIN TNC 620 472.2 Pattern Definition PATTERN DEFDefining a single rowU Starting point in X (absolute): Coordinate of the starting point of the

48 Using Fixed Cycles2.2 Pattern Definition PATTERN DEFDefining a single patternU Starting point in X (absolute): Coordinate of the starting point of

HEIDENHAIN TNC 620 492.2 Pattern Definition PATTERN DEFDefining individual framesU Starting point in X (absolute): Coordinate of the starting point of

HEIDENHAIN TNC 620 5 TNC Model, Software and FeaturesSoftware optionsThe TNC 620 features various software options that can be enabled by your machine

50 Using Fixed Cycles2.2 Pattern Definition PATTERN DEFDefining a full circleU Bolt-hole circle center X (absolute): Coordinate of the circle center

HEIDENHAIN TNC 620 512.2 Pattern Definition PATTERN DEFDefining a circular arcU Bolt-hole circle center X (absolute): Coordinate of the circle center

52 Using Fixed Cycles2.3 Point Tables2.3 Point TablesApplicationYou should create a point table whenever you want to run a cycle, or several cycles i

HEIDENHAIN TNC 620 532.3 Point TablesHiding single points from the machining processIn the FADE column of the point table you can specify if the defin

54 Using Fixed Cycles2.3 Point TablesSelecting a point table in the programIn the Programming and Editing mode of operation, select the program for w

HEIDENHAIN TNC 620 552.3 Point TablesCalling a cycle in connection with point tablesIf you want the TNC to call the last defined fixed cycle at the po

56 Using Fixed Cycles2.3 Point Tables

Fixed Cycles: Drilling

58 Fixed Cycles: Drilling3.1 Fundamentals3.1 FundamentalsOverviewThe TNC offers 9 cycles for all types of drilling operations:Cycle Soft key Page240

HEIDENHAIN TNC 620 593.2 CENTERING (Cycle 240, DIN/ISO: G240, Advanced Programming FeaturesSoftware Option)3.2 CENTERING (Cycle 240, DIN/ISO: G240, Ad

6 TNC Model, Software and FeaturesAdvanced programming features (option number #19)FK free contour programming Programming in HEIDENHAIN conversati

60 Fixed Cycles: Drilling3.2 CENTERING (Cycle 240, DIN/ISO: G240, Advanced Programming FeaturesSoftware Option)Cycle parametersU Setup clearance Q200

HEIDENHAIN TNC 620 613.3 DRILLING (Cycle 200)3.3 DRILLING (Cycle 200)Cycle run1 The TNC positions the tool in the spindle axis at rapid traverse FMAX

62 Fixed Cycles: Drilling3.3 DRILLING (Cycle 200)Cycle parametersU Setup clearance Q200 (incremental): Distance between tool tip and workpiece surfac

HEIDENHAIN TNC 620 633.4 REAMING (Cycle 201, DIN/ISO: G201, Advanced Programming FeaturesSoftware Option)3.4 REAMING (Cycle 201, DIN/ISO: G201, Advanc

64 Fixed Cycles: Drilling3.4 REAMING (Cycle 201, DIN/ISO: G201, Advanced Programming FeaturesSoftware Option)Cycle parametersU Setup clearance Q200 (

HEIDENHAIN TNC 620 653.5 BORING (Cycle 202, DIN/ISO: G202, Advanced Programming FeaturesSoftware Option)3.5 BORING (Cycle 202, DIN/ISO: G202, Advanced

66 Fixed Cycles: Drilling3.5 BORING (Cycle 202, DIN/ISO: G202, Advanced Programming FeaturesSoftware Option)Please note while programming:Machine and

HEIDENHAIN TNC 620 673.5 BORING (Cycle 202, DIN/ISO: G202, Advanced Programming FeaturesSoftware Option)Cycle parametersU Setup clearance Q200 (increm

68 Fixed Cycles: Drilling3.5 BORING (Cycle 202, DIN/ISO: G202, Advanced Programming FeaturesSoftware Option)U Disengaging direction (0/1/2/3/4) Q214:

HEIDENHAIN TNC 620 693.6 UNIVERSAL DRILLING (Cycle 203, DIN/ISO: G203, AdvancedProgramming Features Software Option)3.6 UNIVERSAL DRILLING (Cycle 203,

HEIDENHAIN TNC 620 7 TNC Model, Software and FeaturesFeature content level (upgrade functions)Along with software options, significant further improve

70 Fixed Cycles: Drilling3.6 UNIVERSAL DRILLING (Cycle 203, DIN/ISO: G203, AdvancedProgramming Features Software Option)Please note while programming

HEIDENHAIN TNC 620 713.6 UNIVERSAL DRILLING (Cycle 203, DIN/ISO: G203, AdvancedProgramming Features Software Option)Cycle parametersU Setup clearance

72 Fixed Cycles: Drilling3.6 UNIVERSAL DRILLING (Cycle 203, DIN/ISO: G203, AdvancedProgramming Features Software Option)U No. of breaks before retrac

HEIDENHAIN TNC 620 733.7 BACK BORING (Cycle 204, DIN/ISO: G204, Advanced ProgrammingFeatures Software Option)3.7 BACK BORING (Cycle 204, DIN/ISO: G204

74 Fixed Cycles: Drilling3.7 BACK BORING (Cycle 204, DIN/ISO: G204, Advanced ProgrammingFeatures Software Option)Please note while programming:Machin

HEIDENHAIN TNC 620 753.7 BACK BORING (Cycle 204, DIN/ISO: G204, Advanced ProgrammingFeatures Software Option)Cycle parametersU Setup clearance Q200 (i

76 Fixed Cycles: Drilling3.7 BACK BORING (Cycle 204, DIN/ISO: G204, Advanced ProgrammingFeatures Software Option)U Workpiece surface coordinate Q203

HEIDENHAIN TNC 620 773.8 UNIVERSAL PECKING (Cycle 205, DIN/ISO: G205, Advanced ProgrammingFeatures Software Option)3.8 UNIVERSAL PECKING (Cycle 205, D

78 Fixed Cycles: Drilling3.8 UNIVERSAL PECKING (Cycle 205, DIN/ISO: G205, Advanced ProgrammingFeatures Software Option)Please note while programming:

HEIDENHAIN TNC 620 793.8 UNIVERSAL PECKING (Cycle 205, DIN/ISO: G205, Advanced ProgrammingFeatures Software Option)Cycle parametersU Setup clearance Q

8 New Functions of Software 340 56x-02New Functions of Software 340 56x-02 The PATTERN DEF function for defining patterns was introduced (see “Patt

80 Fixed Cycles: Drilling3.8 UNIVERSAL PECKING (Cycle 205, DIN/ISO: G205, Advanced ProgrammingFeatures Software Option)U Infeed depth for chip breaki

HEIDENHAIN TNC 620 813.9 BORE MILLING (Cycle 208, Advanced Programming FeaturesSoftware Option)3.9 BORE MILLING (Cycle 208, Advanced Programming Featu

82 Fixed Cycles: Drilling3.9 BORE MILLING (Cycle 208, Advanced Programming FeaturesSoftware Option)Please note while programming:Program a positionin

HEIDENHAIN TNC 620 833.9 BORE MILLING (Cycle 208, Advanced Programming FeaturesSoftware Option)Cycle parametersU Setup clearance Q200 (incremental): D

84 Fixed Cycles: Drilling3.10 SINGLE-LIP D.H.DRLNG (Cycle 241, DIN/ISO: G241, AdvancedProgramming Features Software Option)3.10 SINGLE-LIP D.H.DRLNG

HEIDENHAIN TNC 620 853.10 SINGLE-LIP D.H.DRLNG (Cycle 241, DIN/ISO: G241, AdvancedProgramming Features Software Option)Cycle parametersU Setup clearan

86 Fixed Cycles: Drilling3.10 SINGLE-LIP D.H.DRLNG (Cycle 241, DIN/ISO: G241, AdvancedProgramming Features Software Option)U Rotat. dir. of entry/exi

HEIDENHAIN TNC 620 873.11 Programming Examples3.11 Programming ExamplesExample: Drilling cycles0 BEGIN PGM C200 MM1 BLK FORM 0.1 Z X+0 Y+0 Z-20Definit

88 Fixed Cycles: Drilling3.11 Programming Examples6 L X+10 Y+10 R0 FMAX M3Approach hole 1, spindle ON7 CYCL CALLCycle call8 L Y+90 R0 FMAX M99Approac

HEIDENHAIN TNC 620 893.11 Programming ExamplesExample: Using drilling cycles in connection with PATTERN DEFThe drill hole coordinates are stored in th

HEIDENHAIN TNC 620 9 New Functions of Software 340 56x-02 The PLANE function for flexible definition of a tilted working place was introduced (see Us

90 Fixed Cycles: Drilling3.11 Programming Examples6 CYCL DEF 240 CENTERINGCycle definition: CENTERINGQ200=2 ;SETUP CLEARANCEQ343=0 ;SELECT DEPTH/DIA.

Fixed Cycles: Tapping / Thread Milling

92 Fixed Cycles: Tapping / Thread Milling4.1 Fundamentals4.1 FundamentalsOverviewThe TNC offers 8 cycles for all types of threading operations:Cycle

HEIDENHAIN TNC 620 934.2 TAPPING NEW with a Floating Tap Holder (Cycle 206, DIN/ISO: G206)4.2 TAPPING NEW with a Floating Tap Holder (Cycle 206, DIN/I

94 Fixed Cycles: Tapping / Thread Milling4.2 TAPPING NEW with a Floating Tap Holder (Cycle 206, DIN/ISO: G206)Cycle parametersU Setup clearance Q200

HEIDENHAIN TNC 620 954.3 RIGID TAPPING without a Floating Tap Holder NEW (Cycle 207,DIN/ISO: G207)4.3 RIGID TAPPING without a Floating Tap Holder NEW

96 Fixed Cycles: Tapping / Thread Milling4.3 RIGID TAPPING without a Floating Tap Holder NEW (Cycle 207,DIN/ISO: G207)Please note while programming:M

HEIDENHAIN TNC 620 974.3 RIGID TAPPING without a Floating Tap Holder NEW (Cycle 207,DIN/ISO: G207)Cycle parametersU Setup clearance Q200 (incremental)

98 Fixed Cycles: Tapping / Thread Milling4.4 TAPPING WITH CHIP BREAKING (Cycle 209, DIN/ISO: G209, AdvancedProgramming Features Software Option)4.4 T

HEIDENHAIN TNC 620 994.4 TAPPING WITH CHIP BREAKING (Cycle 209, DIN/ISO: G209, AdvancedProgramming Features Software Option)Please note while programm